211458520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:274

約数の個数: 192

約数和(自身を含む): 613055520

約数和(自身を除く): 401597000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 43, 49, 52, 56, 65, 70, 86, 91, 98, 104, 130, 140, 172, 182, 193, 196, 215, 245, 260, 280, 301, 344, 364, 386, 392, 430, 455, 490, 520, 559, 602, 637, 728, 772, 860, 910, 965, 980, 1118, 1204, 1274, 1351, 1505, 1544, 1720, 1820, 1930, 1960, 2107, 2236, 2408, 2509, 2548, 2702, 2795, 3010, 3185, 3640, 3860, 3913, 4214, 4472, 5018, 5096, 5404, 5590, 6020, 6370, 6755, 7720, 7826, 8299, 8428, 9457, 10036, 10535, 10808, 11180, 12040, 12545, 12740, 13510, 15652, 16598, 16856, 17563, 18914, 19565, 20072, 21070, 22360, 25090, 25480, 27020, 27391, 31304, 33196, 35126, 37828, 39130, 41495, 42140, 47285, 50180, 54040, 54782, 58093, 66392, 70252, 75656, 78260, 82990, 84280, 87815, 94570, 100360, 107887, 109564, 116186, 122941, 136955, 140504, 156520, 165980, 175630, 189140, 215774, 219128, 232372, 245882, 273910, 290465, 331960, 351260, 378280, 406651, 431548, 464744, 491764, 539435, 547820, 580930, 614705, 702520, 755209, 813302, 863096, 983528, 1078870, 1095640, 1161860, 1229410, 1510418, 1626604, 2033255, 2157740, 2323720, 2458820, 3020836, 3253208, 3776045, 4066510, 4315480, 4917640, 5286463, 6041672, 7552090, 8133020, 10572926, 15104180, 16266040, 21145852, 26432315, 30208360, 42291704, 52864630, 105729260, 211458520]

約数ペア:

[(1, 211458520), (2, 105729260), (4, 52864630), (5, 42291704), (7, 30208360), (8, 26432315), (10, 21145852), (13, 16266040), (14, 15104180), (20, 10572926), (26, 8133020), (28, 7552090), (35, 6041672), (40, 5286463), (43, 4917640), (49, 4315480), (52, 4066510), (56, 3776045), (65, 3253208), (70, 3020836), (86, 2458820), (91, 2323720), (98, 2157740), (104, 2033255), (130, 1626604), (140, 1510418), (172, 1229410), (182, 1161860), (193, 1095640), (196, 1078870), (215, 983528), (245, 863096), (260, 813302), (280, 755209), (301, 702520), (344, 614705), (364, 580930), (386, 547820), (392, 539435), (430, 491764), (455, 464744), (490, 431548), (520, 406651), (559, 378280), (602, 351260), (637, 331960), (728, 290465), (772, 273910), (860, 245882), (910, 232372), (965, 219128), (980, 215774), (1118, 189140), (1204, 175630), (1274, 165980), (1351, 156520), (1505, 140504), (1544, 136955), (1720, 122941), (1820, 116186), (1930, 109564), (1960, 107887), (2107, 100360), (2236, 94570), (2408, 87815), (2509, 84280), (2548, 82990), (2702, 78260), (2795, 75656), (3010, 70252), (3185, 66392), (3640, 58093), (3860, 54782), (3913, 54040), (4214, 50180), (4472, 47285), (5018, 42140), (5096, 41495), (5404, 39130), (5590, 37828), (6020, 35126), (6370, 33196), (6755, 31304), (7720, 27391), (7826, 27020), (8299, 25480), (8428, 25090), (9457, 22360), (10036, 21070), (10535, 20072), (10808, 19565), (11180, 18914), (12040, 17563), (12545, 16856), (12740, 16598), (13510, 15652)]